what   is the main cause of waves on the ocean
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High School Earth Science/Ocean Movements Waves can also form when a rapid shift in ocean water is caused by underwater earthquakes, landslides, or meteors that hit the ocean. These waves, called tsunami (Figure 14.9), can travel at speeds of 800 kilometers per hour (500 miles per hour). Tsunami have small, often unnoticeable wave heights in the deep ocean.
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- Most other waves are caused by wind driving against water. When a breeze of two knots or less blows over calm water, small ripples form and grow as the wind speed increases until whitecaps, comprised of millions of tiny air bubbles, appear in the breaking waves.
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- In printing, type metal (sometimes called hot metal) refers to the metal alloys used in traditional typefounding and hot metal typesetting.Lead is the main constituent of these alloys.he basis for type metal is lead, a relatively cheap metal, that melts at 327 °C. It is easy to handle and makes alloys with many other metals. It is, however, very soft and castings with pure lead are not sharp enough for printing. Lead is poisonous and very heavy.
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- The most familiar ocean waves are caused by the wind. These are wind-driven waves. This sort of motion is set up anytime two fluids rub together, and remember that the atmosphere is essentially fluid. Waves caused by underwater disturbances such as earthquakes, landslides, or volcanic eruptions are called tsunamis. These waves are typically tens to hundreds of kilometers long. The gravitational pull of the sun and moon on the earth causes the tides which are actually tidal waves. We’ll get back to that.
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Mathematics of Ocean Waves and Surfing Breaking Waves. Image Source: Bells Beach from magicseaweed.com. The shape of the ocean floor and the direction of the wind are the two main factors that cause how a wave breaks or crashes against the shoreline. The best surfing waves are usually caused by underwater features like sand banks, rocky points or reefs.
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- Wind is the most common generating force for ocean waves. - Waves are a disturbance of the surface of the water. As waves propagate they. transport energy but relatively little water. - Wind blowing over a flat water surface will create wrinkles on the surface because of. friction.
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Tsunami Questions A tsunami is a large ocean wave usually caused by an underwater earthquake or a volcanic explosion. Tsunamis are NOT tidal waves. Tidal waves are caused by the forces of the moon, sun, and planets upon the tides, as well as the wind as it moves over the water.
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- If you have ever blown across the surface of hot chocolate, you may have noticed ripples. Each of these ripples is a small wave. A wave is an up-and-down motion along the surface of a body of water. The vast ocean surface is covered with waves of various sizes, which are usually caused by winds. Moving air drags across the water’s surface and passes energy to the water, causing waves. Other disturbances—such as earthquakes, landslides, and underwater volcanic eruptions—can also cause waves.
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- Tidal waves are waves created by the gravitational forces of the sun or moon, and cause changes in the level of water bodies. Tsunami is a series of water waves caused by the displacement of large bodies of water. They generally have low amplitude but a high (a few hundred km long) wavelength.
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Tsunami Questions A tsunami is a large ocean wave usually caused by an underwater earthquake or a volcanic explosion. Tsunamis are NOT tidal waves. Tidal waves are caused by the forces of the moon, sun, and planets upon the tides, as well as the wind as it moves over the water. With typical waves, water flows in circles, but with a tsunami, water flows straight. This is why tsunamis cause so much damage!
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Physics for Kids 1 Waves in the ocean are mostly generated by the wind moving across the ocean surface. 2  The medium is the substance or material that carries a mechanical wave.  One of the most important things to remember about waves is that they transport energy, not matter. This makes them different from other phenomenon in physics.
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Tsunami A tsunami or tidal wave, also known as a seismic sea wave, is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. Earthquakes, volcanic eruptions and other underwater explosions, landslides, glacier calvings, meteorite impacts and other disturbances above or below water all have the potential to generate a tsunami. Unlike normal ocean waves, which are generated by wind, or tides, which are generated by the gravitational
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What is a tsunami? Tsunamis are giant waves caused by earthquakes or volcanic eruptions under the sea. Out in the depths of the ocean, tsunami waves do not dramatically increase in height. But as the waves travel inland, they build up to higher and higher heights as the depth of the ocean decreases.
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11 facts About Tsunamis A tsunami is a series of ocean waves caused by an underwater earthquake, landslide, or volcanic eruption. More rarely, a tsunami can be generated by a giant meteor impact with the ocean. These waves can reach heights of over 100 ft. About 80% of tsunamis happen within the Pacific Ocean’s “Ring of Fire.”. The first wave of a tsunami is usually not the strongest, successive waves get bigger and stronger.
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Waves These are ocean currents created by waves that are refracted as they reach the shoreline. They are generated in the surf zone when the front end of the wave is pushed onshore and slows. The back of the wave, which is still in deeper water moves faster and flows parallel to the coast.aves can also cancel each other out though when a crest meets a trough or vice-versa. Eventually, these waves do reach the beach and the differing size of breakers hitting the beach is caused by interference farther out in the ocean.
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Tsunami The principal generation mechanism (or cause) of a tsunami is the displacement of a substantial volume of water or perturbation of the sea. This displacement of water is usually attributed to either earthquakes, landslides, volcanic eruptions, glacier calvings or more rarely by meteorites and nuclear tests.
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Currents, Waves, and Tides: The Ocean in Motion Tides are actually waves, the biggest waves on the planet, and they cause the sea to rise and fall along the shore around the world. Tides exist thanks to the gravitational pull of the moon and the sun, but vary depending on where the moon and sun are in relation to the ocean as the earth rotates on its axis. The moon and sun’s pull cause two bulges or high tides in the ocean on opposite sides of the earth.
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Waves Waves can vary in size and strength based on wind speed and friction on the water's surface or outside factors such as boats. The small wave trains created by a boat’s movement on the water are called wake.aves can also cancel each other out though when a crest meets a trough or vice-versa. Eventually, these waves do reach the beach and the differing size of breakers hitting the beach is caused by interference farther out in the ocean.
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What causes a tsunami? In the case of earthquake-generated tsunami, there is a major disturbance under water causing the water column to rise as the earthquake uplifts or causes subsidence of the sea floor. When the sea bed is lifted as a result of an earthquake, the water is also lifted.
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How tsunami happens? Tsunami are waves caused by sudden movement of the ocean due to earthquakes, landslides on the sea floor, land slumping into the ocean, large volcanic eruptions or meteorite impact in the ocean.ost tsunami are caused by large earthquakes on the seafloor when slabs of rock move past each other suddenly, causing the overlying water to move. The resulting waves move away from the source of the earthquake event.
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- To swimmers and surfers, the ocean is an aquatic playground. However, to witnesses of a destructive tsunami wave, the ocean can also be a source of potential danger to lives and property. Waves, tides and currents are what drive the sea. Waves we associate with the beach and having fun. Tides signal the stages of the moon and the time of day.
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- ocean waves get their energy from wind, the faster the wind and the longer the fetch the bigger the waves, low pressure systems, cold fronts and other weather systems generate… most waves the sun is the main source of energy though it makes the wind stronger or weaker   they are energy.
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- Ocean waves are transverse waves that carry huge amounts of energy across the surface of the sea as they move up and down. A wave 3 m (10ft) high carries enough energy to power around 1,000 lightbulbs in every 1 m (3 ft) of its length.
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High School Earth Science/Ocean Movements Tides [edit]. Wind is the primary force that causes ocean surface waves, but it does not cause the tides. Tides are the daily changes in the level of the ocean water at any given place. The main factors that causes tides are the gravitational pull of the Moon and the Sun (Figure 14.10).
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Barometric Pressure and Weather Conditions General Observations. 1  Low and High Air Pressure. 2  Low air pressure= less weight pushing down= air is rising and cooling which helps form clouds. 3  High air pressure= more weight pushing down= air is sinking and warming with less humidity. 4  Falling or Low Barometric Pressure.verage Sea-Level pressure: 101.325 kPa /1013.25 mbar / 760 mmHg / 29.921 inHg. Pressures seldom increase or decrease 1 inch of mercury (3.386 kPa /33.86 mbar / 25 mmHg) above or below the 30 inch mark (101.591kPa / 1015.91 mbar / 762 mmHg) unless weather conditions are extreme.
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- What causes ocean currents? Ocean currents result from two processes - the action of wind on the surface of the water, and from variation in water temperature that causes movement- a process known as convection. Convection occurs because the oceanic waters heat up becoming less dense. This water moves above the cooler water, and give off its heat to the surrounding environment. As it cools, it begins to sink, and the process begins again. Convection results in the continual circulation of ocean water on a global scale.